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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Engine Performance >> Engine Control System >> DTC P0101: MAF Sensor >> Diagnostic Procedure >> 3. Check Ground Connections

3. Check Ground Connections

  1. Turn ignition switch OFF.
  2. Loosen and retighten two ground screws.

    Refer to GROUND INSPECTION  .

OK or NG 

OK: GO TO 4.

NG: Repair or replace ground connections. See Figure.